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Gastric Procedures for Obesity

This study has been completed.
Alberta Health Services
Information provided by (Responsible Party):
Shahzeer Karmali, University of Alberta Identifier:
First received: December 3, 2009
Last updated: September 22, 2011
Last verified: September 2011
This is a prospective case series study; all morbidly obese patients that need surgical management in Royal Alexandra Hospital will be provided 3 surgical options: Laparoscopic Sleeve Gastrectomy (LSG), laparoscopic Roux-en-Y gastric bypass (LR-en-Y), and laparoscopic gastric banding (LGB), safety and effectiveness will be compared among the 3 groups. The outcome measures will be percentage of excess weight loss, BMI, operative time, hospital stays, complications and improvement of comorbidities.

Morbid Obesity

Study Type: Observational
Study Design: Observational Model: Cohort
Time Perspective: Prospective
Official Title: Phase II Study of Comparing Outcomes of Laparoscopic Sleeve Gastrectomy, Laparoscopic Roux-en-Y Gastric Bypass and Laparoscopic Gastric Banding to Treat Morbid Obesity

Further study details as provided by Shahzeer Karmali, University of Alberta:

Primary Outcome Measures:
  • The outcome measures will be percentage of excess weight loss, BMI, operative time, hospital stays, complications and improvement of comorbidities. [ Time Frame: one year ]

Estimated Enrollment: 100
Study Start Date: September 2008
Study Completion Date: July 2011
Primary Completion Date: July 2011 (Final data collection date for primary outcome measure)
Laparoscopic Sleeve Gastrectomy
Laparoscopic Roux-en-Y Gastric Bypass
Laparoscopic Adjustable Gastric Banding


Ages Eligible for Study:   18 Years to 65 Years   (Adult)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
Morbidly obese patients aged from 18 to 65.

Inclusion Criteria:

  • morbid obese patients aged from 18-65,
  • BMI > 40 kg/m2 or BMI> 35 kg/m2 with severe comorbidities: diabetes, sleep apnea, hypertension etc.

Exclusion Criteria:

  • psychiatric illness,
  • substance abuse,
  • previous gastrointestinal surgery, and
  • any patient who transfers from laparoscopic to convention procedure.
  Contacts and Locations
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No Contacts or Locations Provided
  More Information

Responsible Party: Shahzeer Karmali, BSc, MD, FRCSC, University of Alberta Identifier: NCT01026181     History of Changes
Other Study ID Numbers: Pro00002425
Study First Received: December 3, 2009
Last Updated: September 22, 2011

Additional relevant MeSH terms:
Obesity, Morbid
Nutrition Disorders
Body Weight
Signs and Symptoms processed this record on May 25, 2017